CMF&Z Marketing Communications, De Moines, Iowa, helps Heather Rast to senior manager, client services, Angela Duff to public relations associate account manager and brant Boyd to vice president/group creative director. The agency hires Jeff Hartz as vice president/group creative director, Denise Lehrman as client accounting specialist, Zain Shah as issue developer and John Shultz as multimedia engineer. Hartz rejoins CMF&Z after working for Colle & McVoy Lehrman was a cash accountant for National Propane, Shah was an online applications technician for